Ionia Weather Forecast
- 45
- 51
Chance Snow
- 18
- 64
Rain Showers
- 16
- 25
Chance Snow Showers
- 28
- 36
Mostly Cloudy
- 35
- 46
Mostly Cloudy
- 31
- 47
Chance Rain/Snow
Today 15 Mar Ontario
Cloudy with a chance of snow in the Morning, then partly sunny in the afternoon. Windy and not as cold with Highs Ranging from the mid 40s on the Hilltops to around 50 across the lower Elevations. Southeast Winds 5 to 10 Mph, becoming south and increasing to 15 to 30 Mph with Gusts up to 45 Mph. Chance of snow 50 percent.
Tonight 15 Mar Ontario
Mostly cloudy and very windy. Not as cold. Early Lows Ranging from the lower 40s on the Hilltops to the mid 40s across the lower Elevations, then Temperatures rising to around 50 on the Hilltops and to the lower 50s across the lower Elevations. South Winds 30 to 40 Mph with Gusts up to 55 Mph.
Ionia Temperature Statistics
March Temperature
Rochester, Greater Rochester International Airport (15.5 miles)
Lowest 2 March, 2026
10.7 °FAverage March
41.4 °FHighest 7 March, 2026
73 °F
Climate (2021–Present)
Rochester, Greater Rochester International Airport (15.5 miles)
Average Low 2021–2026
42.3 °FAverage 2021–2026
50.8 °FAverage High 2021–2026
59.5 °F